Gecode::Float::FloatView Class Reference
[Float views]

Float view for float variables. More...

#include <view.hpp>

List of all members.

Constructors and initialization
	FloatView (void)
	Default constructor.
	FloatView (const FloatVar &y)
	Initialize from float variable y.
	FloatView (FloatVarImp *y)
	Initialize from float variable y.
Value access
FloatVal	domain (void) const
	Return domain.
FloatNum	min (void) const
	Return minimum of domain.
FloatNum	max (void) const
	Return maximum of domain.
FloatNum	med (void) const
	Return median of domain (closest representation).
FloatVal	val (void) const
	Return assigned value.
FloatNum	size (void) const
	Return size of domain (distance between maximum and minimum).
Domain tests
bool	zero_in (void) const
	Test whether 0 is contained in domain.
bool	in (FloatNum n) const
	Test whether n is contained in domain.
bool	in (const FloatVal &n) const
	Test whether n is contained in domain.
Domain update by value
ModEvent	lq (Space &home, int n)
	Restrict domain values to be less or equal than n.
ModEvent	lq (Space &home, FloatNum n)
	Restrict domain values to be less or equal than n.
ModEvent	lq (Space &home, FloatVal n)
	Restrict domain values to be less or equal than n.
ModEvent	gq (Space &home, int n)
	Restrict domain values to be greater or equal than n.
ModEvent	gq (Space &home, FloatNum n)
	Restrict domain values to be greater or equal than n.
ModEvent	gq (Space &home, FloatVal n)
	Restrict domain values to be greater or equal than n.
ModEvent	eq (Space &home, int n)
	Restrict domain values to be equal to n.
ModEvent	eq (Space &home, FloatNum n)
	Restrict domain values to be equal to n.
ModEvent	eq (Space &home, const FloatVal &n)
	Restrict domain values to be equal to n.
Delta information for advisors
FloatNum	min (const Delta &d) const
	Return minimum value just pruned.
FloatNum	max (const Delta &d) const
	Return maximum value just pruned.
View-dependent propagator support
static ModEventDelta	med (ModEvent me)
	Translate modification event me to modification event delta for view.

---

Detailed Description

Float view for float variables.

Definition at line 56 of file view.hpp.

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Constructor & Destructor Documentation

Gecode::Float::FloatView::FloatView

(

void

)

[inline]

Default constructor.

Definition at line 47 of file float.hpp.

Gecode::Float::FloatView::FloatView

(

const FloatVar &

y

)

[inline]

Initialize from float variable y.

Definition at line 49 of file float.hpp.

Gecode::Float::FloatView::FloatView

(

FloatVarImp *

y

)

[inline]

Initialize from float variable y.

Definition at line 52 of file float.hpp.

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Member Function Documentation

FloatVal Gecode::Float::FloatView::domain

(

void

)

const [inline]

Return domain.

Definition at line 60 of file float.hpp.

FloatNum Gecode::Float::FloatView::min

(

void

)

const [inline]

Return minimum of domain.

Definition at line 64 of file float.hpp.

FloatNum Gecode::Float::FloatView::max

(

void

)

const [inline]

Return maximum of domain.

Definition at line 68 of file float.hpp.

FloatNum Gecode::Float::FloatView::med

(

void

)

const [inline]

Return median of domain (closest representation).

Definition at line 72 of file float.hpp.

FloatVal Gecode::Float::FloatView::val

(

void

)

const [inline]

Return assigned value.

Throws an exception of type Float::ValOfUnassignedVar if variable is not yet assigned.

Definition at line 76 of file float.hpp.

FloatNum Gecode::Float::FloatView::size

(

void

)

const [inline]

Return size of domain (distance between maximum and minimum).

Definition at line 81 of file float.hpp.

bool Gecode::Float::FloatView::zero_in

(

void

)

const [inline]

Test whether 0 is contained in domain.

Definition at line 91 of file float.hpp.

bool Gecode::Float::FloatView::in

(

FloatNum

n

)

const [inline]

Test whether n is contained in domain.

Definition at line 95 of file float.hpp.

bool Gecode::Float::FloatView::in

(

const FloatVal &

n

)

const [inline]

Test whether n is contained in domain.

Definition at line 99 of file float.hpp.

ModEvent Gecode::Float::FloatView::lq	(	Space &	home,
		int	n
	)			[inline]

Restrict domain values to be less or equal than n.

Definition at line 109 of file float.hpp.

ModEvent Gecode::Float::FloatView::lq	(	Space &	home,
		FloatNum	n
	)			[inline]

Restrict domain values to be less or equal than n.

Definition at line 113 of file float.hpp.

ModEvent Gecode::Float::FloatView::lq	(	Space &	home,
		FloatVal	n
	)			[inline]

Restrict domain values to be less or equal than n.

Definition at line 117 of file float.hpp.

ModEvent Gecode::Float::FloatView::gq	(	Space &	home,
		int	n
	)			[inline]

Restrict domain values to be greater or equal than n.

Definition at line 122 of file float.hpp.

ModEvent Gecode::Float::FloatView::gq	(	Space &	home,
		FloatNum	n
	)			[inline]

Restrict domain values to be greater or equal than n.

Definition at line 126 of file float.hpp.

ModEvent Gecode::Float::FloatView::gq	(	Space &	home,
		FloatVal	n
	)			[inline]

Restrict domain values to be greater or equal than n.

Definition at line 130 of file float.hpp.

ModEvent Gecode::Float::FloatView::eq	(	Space &	home,
		int	n
	)			[inline]

Restrict domain values to be equal to n.

Definition at line 135 of file float.hpp.

ModEvent Gecode::Float::FloatView::eq	(	Space &	home,
		FloatNum	n
	)			[inline]

Restrict domain values to be equal to n.

Definition at line 139 of file float.hpp.

ModEvent Gecode::Float::FloatView::eq	(	Space &	home,
		const FloatVal &	n
	)			[inline]

Restrict domain values to be equal to n.

Definition at line 143 of file float.hpp.

FloatNum Gecode::Float::FloatView::min

(

const Delta &

d

)

const [inline]

Return minimum value just pruned.

Definition at line 154 of file float.hpp.

FloatNum Gecode::Float::FloatView::max

(

const Delta &

d

)

const [inline]

Return maximum value just pruned.

Definition at line 158 of file float.hpp.

ModEventDelta Gecode::Float::FloatView::med

(

ModEvent

me

)

[inline, static]

Translate modification event me to modification event delta for view.

Reimplemented from Gecode::VarImpView< FloatVar >.

Definition at line 164 of file float.hpp.

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The documentation for this class was generated from the following files:

• gecode/float/view.hpp (Revision: 13260)
• gecode/float/view/float.hpp (Revision: 12711)